1557218096

素因数分解:

$2^4\times 7^1\times {\mathrm{13903733}}^1$

素因数の和:13903748

約数の個数: 20

約数和(自身を含む): 3448126032

約数和(自身を除く): 1890907936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 13903733, 27807466, 55614932, 97326131, 111229864, 194652262, 222459728, 389304524, 778609048, 1557218096]

約数ペア:

[(1, 1557218096), (2, 778609048), (4, 389304524), (7, 222459728), (8, 194652262), (14, 111229864), (16, 97326131), (28, 55614932), (56, 27807466), (112, 13903733)]